25254577 has 2 divisors, whose sum is σ = 25254578. Its totient is φ = 25254576.

The previous prime is 25254521. The next prime is 25254583. The reversal of 25254577 is 77545252.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 23824161 + 1430416 = 4881^2 + 1196^2 .

It is a cyclic number.

It is not a de Polignac number, because 25254577 - 2¹¹ = 25252529 is a prime.

It is not a weakly prime, because it can be changed into another prime (25254517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a good prime.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 12627288 + 12627289.

It is an arithmetic number, because the mean of its divisors is an integer number (12627289).

Almost surely, 2^25254577 is an apocalyptic number.

It is an amenable number.

25254577 is a deficient number, since it is larger than the sum of its proper divisors (1).

25254577 is an equidigital number, since it uses as much as digits as its factorization.

25254577 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 98000, while the sum is 37.

The square root of 25254577 is about 5025.3932184457. The cubic root of 25254577 is about 293.3909406773.

The spelling of 25254577 in words is "twenty-five million, two hundred fifty-four thousand, five hundred seventy-seven".